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Re: Device page

On Sun, 7 Feb 2010, Masao Uebayashi wrote:

> > This will break mchines that store additional information such as 
> > cacheing in the physaddr_t.
> Could you be more specific?  The only instance accessing phys_addr member I 
> can find is:
> sys/arch/arm/include/arm32/vmparam.h:   (pg)->mdpage.pvh_attrs = 
> (pg)->phys_addr & arm_cache_prefer_mask

ISTR sparc64 used bits in the physaddr_t for frambuffer mappings.


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